1,2-Oxazole-4-carbaldehyde

Also known as: Isoxazole-4-carbaldehyde, 4-Isoxazolecarboxaldehyde, isoxazole-4-carboxaldehyde, AKOS PAO-1561

1,2-Oxazole-4-carbaldehyde (CAS 65373-53-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H3NO2 and a molecular weight of 97.07210 g/mol. Key properties include a boiling point of 211.891ºC at 760 mmHg, a density of 1.259 g/cm3 and a flash point of 81.949ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 65373-53-7
Jingsj CID: J-1320740-4
Molecular Formula: C₄H₃NO₂
Molecular Weight: 97.07210 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	211.891ºC at 760 mmHg
Density	1.259 g/cm3
Flash Point	81.949ºC
Exact Mass	97.01640
PSA	43.10000
LogP	0.48710

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1,2-Oxazole-4-carbaldehyde?

The CAS number of 1,2-Oxazole-4-carbaldehyde is 65373-53-7.

What are the molecular formula and molecular weight of 1,2-Oxazole-4-carbaldehyde?

1,2-Oxazole-4-carbaldehyde has molecular formula C4H3NO2 and molecular weight 97.07210 g/mol.

What are the upstream and downstream products of 1,2-Oxazole-4-carbaldehyde?

For 1,2-Oxazole-4-carbaldehyde, Upstream Products: 4-Isoxazolemethanol, 4-(Bromomethyl)isoxazole.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1,2-Oxazole-4-carbaldehyde (CAS 65373-53-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1320740-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.